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..................EngineeringEBooksPdf..The connection the electrical system to
the earth, precaution necessary prevent
damage from lightning and minimize danger
from shocks..T.....
Switch box . Identification wires color throughout
the system help assure that "hot" wires
will connected only "hot" wires and
that "neutral" wires run continuous un-
interrupted connection back the ground
terminal.
Thin-wall conduit called E....................A safety device which breaks the flow of
electricity whenever circuit becomes
overloaded.
Fish wire Narrow, springy metal type bent into hook
at one both ends.
"Hot" Wires ........ Used pull wire
through walls, floors and ceilings existing
homes.........
.........The power-carrying wires (usually black or
red) distinguished from the "neutral"
wires (usually white).........................
Grounding ... Cable comprising supplying circuit...
www....
Color-Coding ... Contains the main disconnect switch
for the entire wiring system, well fuses
or circuit-breakers...................
Circuit ....................Explanation Standard Electrical Terms
Receptacle Outlet
Fuse
Circuit-Breaker
Electric Service Panel
..................... Common trade term for electric wires.......... Two more wires through which electricity
•—. ^M<........M..The main panel (or fuse cabinet) through
which electricity brought into the building
and then distributed various branch cir-
cuits...................... Performs the same functions fuse the
"Circuit-Breaker" types service panel..
Fixture ...
Short circuit .........
Line...................... Any mounted electrical device such a
switch, outlet, ceiling light, etc............................................ flows out from the source supply one or
1
1
2 more outlets, and then back.... improper connection between "hot"
"hot" wires between "hot" wire and
a "neutral".... which stands for Electrical
Metal Tubing......... Type protective box which switch ter-
minals are connected the wires...
..
Conductors ...
....... type outlet which electric cords can
\V conveniently plugged in..................
